专利名称：Trocar device with camera 发明人：藤井 隆春，五月女 翔
申请号：JP2016200298
retractable
申请日：20161011
公开号：JP6599840B2
公开日：
20191030
专利内容由知识产权出版社提供
摘要：PROBLEM TO BE SOLVED: To provide a trocar apparatus with a camera capable of smoothly performing a slide operation of an outer cylinder.SOLUTION: A trocar apparatus 12 with a camera includes a trocar 16 with a camera and a trocar shaft 17. The trocar 16 with a camera is composed of an inner cylinder member 16A and an outer cylinder member 16B. A pipe part inner cylinder 31A of the inner cylinder member 16A is provided with a retractable camera part 36. A spring and the outer cylinder member 16B cause the camera part 36 to pop up to an expanded position and be expanded. The trocar shaft 17 includes a puncture part 55 provided on the tip side of a shaft part and a connection part 57 for connecting the puncture part 55 and a shaft part body 56. When the camera part 36 is expanded, the trocar shaft 17 rotates in the pipe part inner cylinder 31A, and the connection part 57 comes into contact with the camera part 36 to push it up to the expanded position.SELECTED DRAWING: Figure 6
申请人：京セラ株式会社
地址：京都府京都市伏見区竹田鳥羽殿町６番地
国籍：JP
代理人：特許業務法人小林国際特許事務所
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